https://mindlab-blog-drafts.pages.dev/tags/polyvagal-states/Recent content in Polyvagal States on MindLAB Neuroscience — Draft ReviewHugo -- 0.156.0en-us2026 Dr. Sydney Ceruto — MindLAB NeuroscienceSun, 19 Apr 2026 00:00:00 +0000https://mindlab-blog-drafts.pages.dev/posts/ptsd-after-infidelity/Sun, 19 Apr 2026 00:00:00 +0000https://mindlab-blog-drafts.pages.dev/posts/ptsd-after-infidelity/<h1 id="post-infidelity-stress-disorder-the-neuroscience-of-ptsd-symptoms-after-cheating">Post-Infidelity Stress Disorder: The Neuroscience of PTSD Symptoms After Cheating</h1> <p><img alt="Three luminous copper-filament neural structures — amygdala, hippocampus, and prefrontal cortex — linked by disrupted firing pathways against deep navy, representing the tripartite PTSD signature in post-infidelity stress — Dr. Sydney Ceruto, MindLAB Neuroscience." loading="lazy" src="https://mindlab-blog-drafts.pages.dev/images/posts/ptsd-after-infidelity-slot1.webp"></p> <p>PTSD after infidelity is the same tripartite neural disruption that combat and assault produce — amygdala hyperactivation, hippocampal volume reduction, and prefrontal cortex suppression. Between 70% and 94% of betrayed partners meet full PTSD symptom criteria within months of discovery. The research framework is called post-infidelity stress disorder.</p>